施加電流 的英文怎麼說
中文拼音 [shījiādiànliú]
施加電流
英文
apply an electric current- 施 : Ⅰ動詞1 (實行; 施展) execute; carry out 2 (給予) exert; impose 3 (施捨) give; hand out; best...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 施加 : exert; bring to bear on; impose
- 電流 : current; galvanic current; electric current; electricity; current flow電流保護裝置 current protec...
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In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane
本論文系統研究了自主式水下航行器的建模、非線性自適應滑模控制、以及深度調整和水平面導引方法等問題,具體成果和創新點如下1 、根據流體力學理論,建立了螺旋槳推進器的動態模型,它以螺旋槳來流速度v _ p和螺旋槳轉速n為狀態變量,以電機施加轉矩為輸入,螺旋槳推力t和轉矩q為輸出。Induction heated oil tempered spring wire is a kind of new technical material which has been developed since 1980s. it can be heated by means of eddy induced into itself through electromagnetic coil and this method is mainly used in surface quenching. with correct designing and reasonable current frequency, induction coil and heat treatment process selected, as well as plc controlling applied, the wire can be uniform heated along cross - sectional and longitudinal direction and can be quenched and tempered continuously
應加熱油淬火-回火彈簧鋼絲,是二十世紀八十年代發展起來的新技術材料,在國外稱為itw induction heat oil tempered spring wire 。是通過線圈電磁感應鋼絲本身產生的渦流進行加熱,通常主要用於表面淬火。經正確設計,選擇電流頻率,合理的感應線圈及熱處理工藝,並實施plc控制,可使鋼絲整個截面及長度上得到均勻加熱,進行連續整體淬火和回火。The way of taking one nth out of capacitor ' s the first harmonic capacitive reactance as its nth harmonic impedance is verified whit the data from tang7c. according to the approximately estimating method, the first harmonic impedance of 220kv system is calculated. on the basis of the models, this paper gives the harmonic equivalent circuit of substation and gives the b ( n ) function of the harmonic time n. when the capacitors has different combination, b ( n ) ' s value will also change, with the inputting local measurement data, the paper studies the series and parallel resonance at the substation, and deduces that the reason the capacitor ' s fuse of tang6c is frequently interrupted is that its capacitor current contains a large number of 5th harmonics, and that the reason the discharging pt of tang7c capacitor being exploded is also that the 7th and 9th harmonic currents are amplified
據此,對該站進行了串聯諧振分析和並聯諧振分析,並結合測試數據和有關變電站的運行記錄,指出了導致該站電容器湯6c頻繁燒保險的主要原因是5次諧波電流含量偏高,引起湯7c放電pt爆炸也是因為7次和9次諧波電流被放大。針對這些導致湯陰變電站補償電容器故障的原因,提出了相應的諧波治理措施,包括針對湯6c電容器5次諧波電流含量偏高的原因,提出了停運湯6c電容器或者通過把湯sc電容器的部分容量併入湯6c電容器(湯sc其餘部分停運)以增加湯6c諧波承受能力的措施;針對# 2變低壓側7次和9次諧波電流被放大的現象,提出了在湯7c電容器上加裝一定百分比的串聯電抗器的措施。It is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level
在心臟機械電反饋的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗系統.該系統通過計算機控制壓力鉗,不僅能模擬正常生理條件下左心室的壓力波形,還能在心室活動周期的特定時相、以適當波形對心室施加機械刺激.該系統集心臟灌流與起搏、表面心電圖記錄、單相動作電位記錄、心室壓力鉗制與測定等多種功能於一體,特別適用於器官水平上觀察機械電反饋現象並探討其機制Abstract : it is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level
文摘:在心臟機械電反饋的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗系統.該系統通過計算機控制壓力鉗,不僅能模擬正常生理條件下左心室的壓力波形,還能在心室活動周期的特定時相、以適當波形對心室施加機械刺激.該系統集心臟灌流與起搏、表面心電圖記錄、單相動作電位記錄、心室壓力鉗制與測定等多種功能於一體,特別適用於器官水平上觀察機械電反饋現象並探討其機制A lot of experiments have been done in the process of exploiture soft packaging li - ion battery about how to choice the rational arts and crafts. the content include : how to deal with the collector, add how much pvdf in the material, how long the material need to stirring and the right viscidity, how much condubtivity agent the electrode need, what theckness is best, choice different collectors, the degree of dryness of the electrode, theckness of pressed model, how much electrolyte will be added, placement how long after added the electrolyte, system of formation how to influnce the battery, in formation the battery need or not need preesure from outside, how to vacuumize and the optimize matching positive pole and negative pole. with these practice make sure the parameter of the positive pole should less than 90 m ; according to different vacuumize order the conduc - tivity agent in anode will be 5mass % and 9mass %, respectively, and in cathode the data is 2mass % ; every 100mah added to 0. 4 ml electrolyte ; before formation the battery should be placement 8 hours and the system of formation must be less than 0. 01c before the voltage reach to 3. 0v ; should press in outside when battery in formation ; to these batteries which capacity more than 350mah the vacuum time not excess 15s ; the optimize matching positive pole and negative pole between 2. 10 : 1 and 2. 15 : 1. finally make out the battery which cycling performance and security are all very well
液態軟包裝鋰離子電池的研究主要是對關鍵工藝進行了優化設計,具體包括:集流體的處理、 pvdf的加入量、漿料攪拌時間和粘度、導電劑的加入量、電極膜的厚度、不同集流體的選擇、電極膜的乾燥程度、壓型的厚度、電解液的加入量、注入電解液后靜置時間的長短、化成制度的影響、化成時電池所具有的壓力影響、抽真空的處理、正負極活性物質的匹配。最後確定出液態軟包裝鋰離子電池最佳工藝參數:正極膜的厚度小於90 m ;根據化成時不同抽真空順序,確定正極膜中的導電劑的加入量分別為5mass %和9mass % ;負極膜中導電劑的加入量為2mass % ;電解液的加入量為每100mah添加0 . 4ml ;化成前電池的靜置時間應當大於8h ;電池在3 . 0v之前採用小於0 . 01c的化成制度;在化成過程中應當施加一定的外部壓力;對於350mah的電池抽真空的延時不應大於15s ;而正負極活性物質的質量比應當在2 . 1 : 1 2 . 15 : 1之間。The second, at the high frequency primary coil, when switch turn on with control signal ( the spwm pulse is modulated ), in the positive or negative semi - period of low frequency modulation signal, transformer coil with same direction voltage. the magnetic flux of transformer core will increase step by step. at the end, it leads to magnetic flux saturation
二、在高頻變壓器原邊,當開關管接收控制信號脈沖列(經調制的spwm波列)導通時,在低頻調制信號的正半周或負半周內,施加在變壓器繞組上的是同一方向的電壓,變壓器磁芯中的磁通可能將級進地逐漸增加,導致磁芯飽和,造成磁偏或單向磁化,導致低頻電信號放大失真或由於很大的磁化電流而無法正常工作。European queen size bed first class shower facility deep soaking tub telephones, idd with dual lines, voice mail system, facsimile machine, high speed internet wireless access, electrical outlets with internet data port for connection of laptop computer, comfortable work desk, personal safe, complimentary coffee tea - making facility and refreshment center. magic kitchen facility with european style cookware
北歐風情皇后床一流的衛浴設施加深浴缸3部電話機, 2條idd電話線,語音留言信箱,傳真機,無線高速寬頻網, 2個電源插口和手提電腦上網埠,舒適的辦公桌,私人保險箱,免費的咖啡茶和電熱壺,迷你酒吧,更有魔幻廚房可提供全套歐洲進口餐具。However, the application of particle boundary condition may destroy the validity of the method. we present some methods to ensure the rigorous charge conservation
數值模擬中發現,粒子邊界條件的施加破壞了有效電流分配方法對靜電修正的自動滿足。Induced current electrical impedance tomography ( iceit ) is a new branch of electrical impedance tomography ( hit ). it applies several excitation coils on the boundary of the object. when one of the coils is stimulated by constant alternating current, the magnetic field is established
感應電流電阻抗斷層成像( inducedcurrentelectricalimpedancetomography , iceit )是電阻抗斷層成像技術的一個分支,它在被測目標的外圍放置若干個激勵線圈,對其施加時變電流,在空間產生交變磁場,從而在被測目標內激勵出感應電流。This paper gives a method to measure the conductivity base on choosing frequency. after adding to the electrode with two ac square waves of appropriate frequencies, we can measure the output dc voltage of the circuit
本論文提出了一種選頻電導率測量方法,選擇兩個合適頻率的交流方波施加於電極,測出電路輸出直流電壓,通過解方程組求出時間常數,然後求得溶液電阻,進而得到溶液電導率。After constructing a 35 - nanometer - high channel between two silica plates and filling it with potassium chloride saltwater, they demonstrated that voltage applied across this nanofluidic transistor could switch potassium ion flow on and off
他們在兩片硅板之間製作35奈米高的通道,注入氯化鉀溶液,示範在這個奈米流體晶體管上施加的電壓可開啟或阻斷鉀離子流。Ion - assisted bombardment and direct current bias were emphasized in charter ii and charter iii respectively on studying how external factor as an assisted avenue can influence the growth of amorphous carbon film
第二章和第三章分別從引入離子轟擊和施加直流偏壓電場兩方面著重研究了外界條件作為輔助手段對非晶碳生長的影響。During that short period, the tester must also capture the output value of the ic
在這個過程中,對輸入端施加一個短時的比邏輯值高的電流,同時測試儀器要捕捉到集成電路的輸出值。This dissertation also presents the equivalent stiffness and damping models and the nonlinear hysteresis and saturation model of a kind of the mr damper developed by the experimental testing and modeling in order to describe accurately characteristics of the mr damper
建立了磁流變阻尼器的等效剛度和等效粘性阻尼系數與施加電壓、激振頻率和振幅的關系以及能精確表示磁流變阻尼器的力學特性的非線性滯回模型。Artificially applied currents were dispensed with entirely and natural earth currents used instead there.
在那裡完全不用人工施加電流而用地球內部的天然電流來代替。The prepared thick porous silicon layer as the cathode is applied about 10ma / cm2 current in mixture of ethanol, hf and hicb solutions, which is expected to improve the stability and the smoothness of the surface and the mechanical property of the porous silicon thick layers
在乙醇、氫氟酸、過氧化氫溶液中,多孔硅樣片做陰極施加電流密度為10ma cm ~ 2 ,實驗獲得了穩定性好、表面光滑及機械特性良好的多孔硅厚膜。Electroplating : the electrochemical deposition of reduced metal ions from an electrolytic solution onto the cathode by applying a dc current through the electrolytic solution between two electrodes, cathode and anode, respectively
電鍍:在電解質溶液中的兩個電極,陰極和陽極之間施加直流電,使電解質溶液中的金屬離子還原沉積在陰極上的電化學沉積過程。It is discovered that the diameters of silicon rubber decrease and the number of silicon rubber increase by the dc electric pre - stress applied during solidifying of silicon rubber - toughened epoxy resins. the effect is independent of the polarity of electric pre - stress, but it is dependent of the intensity of electric pre - stress
本文通過實驗研究證實:在硅橡膠改性環氧樹脂的固化過程中所施加直流預電應力導致了固化物中硅橡膠相數量增多、尺寸減小;並且,預電應力的這種效應與預電應力的極性無關,但與預電應力的水平有關。Impressed current cathodic protection system for coastal structures
濱海設施外加電流陰級保護系統分享友人